♻️ Refactored navigation

lib/router.dart

@@ -17,7 +17,7 @@ import 'package:solian/screens/realms.dart';
 import 'package:solian/screens/realms/realm_detail.dart';
 import 'package:solian/screens/realms/realm_organize.dart';
 import 'package:solian/screens/realms/realm_view.dart';
-import 'package:solian/screens/feed.dart';
+import 'package:solian/screens/home.dart';
 import 'package:solian/screens/posts/post_editor.dart';
 import 'package:solian/shells/basic_shell.dart';
 import 'package:solian/shells/root_shell.dart';
@@ -48,8 +48,8 @@ abstract class AppRouter {
     routes: [
       GoRoute(
         path: '/',
-        name: 'feed',
+        name: 'home',
-        builder: (context, state) => const FeedScreen(),
+        builder: (context, state) => const HomeScreen(),
       ),
       GoRoute(
         path: '/feed/search',

lib/screens/articles/article_detail.dart

@@ -4,7 +4,7 @@ import 'package:solian/exts.dart';
 import 'package:solian/models/articles.dart';
 import 'package:solian/providers/content/feed.dart';
 import 'package:solian/widgets/articles/article_item.dart';
-import 'package:solian/widgets/centered_container.dart';
+import 'package:solian/widgets/sized_container.dart';
 
 class ArticleDetailScreen extends StatefulWidget {
   final String alias;

lib/screens/articles/article_editor.dart

@@ -10,7 +10,6 @@ import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/attachments/attachment_publish.dart';
 import 'package:solian/widgets/feed/feed_tags_field.dart';
-import 'package:solian/widgets/prev_page.dart';
 import 'package:textfield_tags/textfield_tags.dart';
 import 'package:badges/badges.dart' as badges;
 
@@ -133,7 +132,6 @@ class _ArticlePublishScreenState extends State<ArticlePublishScreen> {
           title: AppBarTitle('articlePublish'.tr),
           centerTitle: false,
           toolbarHeight: SolianTheme.toolbarHeight(context),
-          leading: const PrevPageButton(),
           actions: [
             TextButton(
               onPressed: _isBusy ? null : () => applyPost(),

lib/screens/channel/call/call.dart

@@ -7,7 +7,6 @@ import 'package:solian/providers/content/call.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/chat/call/call_controls.dart';
 import 'package:solian/widgets/chat/call/call_participant.dart';
-import 'package:solian/widgets/prev_page.dart';
 
 class CallScreen extends StatefulWidget {
   const CallScreen({super.key});
@@ -72,7 +71,6 @@ class _CallScreenState extends State<CallScreen> {
               ),
             ]),
           ),
-          leading: const PrevPageButton(),
         ),
         body: SafeArea(
           child: Obx(

lib/screens/channel/channel_organize.dart

@@ -9,7 +9,6 @@ import 'package:solian/providers/content/channel.dart';
 import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
-import 'package:solian/widgets/prev_page.dart';
 import 'package:uuid/uuid.dart';
 
 class ChannelOrganizeArguments {
@@ -112,7 +111,6 @@ class _ChannelOrganizeScreenState extends State<ChannelOrganizeScreen> {
           title: AppBarTitle('channelOrganizing'.tr),
           centerTitle: false,
           toolbarHeight: SolianTheme.toolbarHeight(context),
-          leading: const PrevPageButton(),
           actions: [
             TextButton(
               onPressed: _isBusy ? null : () => applyChannel(),

lib/screens/chat.dart

@@ -12,7 +12,6 @@ import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/channel/channel_list.dart';
 import 'package:solian/widgets/chat/call/chat_call_indicator.dart';
 import 'package:solian/widgets/current_state_action.dart';
-import 'package:solian/widgets/drawer_button.dart' as drawer;
 
 class ChatScreen extends StatefulWidget {
   const ChatScreen({super.key});
@@ -95,7 +94,6 @@ class _ChatScreenState extends State<ChatScreen> {
                       title: AppBarTitle('chat'.tr),
                       centerTitle: false,
                       floating: true,
-                      leading: const drawer.DrawerButton(),
                       toolbarHeight: SolianTheme.toolbarHeight(context),
                       actions: [
                         const BackgroundStateWidget(),

lib/screens/feed/draft_box.dart

@@ -6,14 +6,13 @@ import 'package:solian/models/feed.dart';
 import 'package:solian/models/pagination.dart';
 import 'package:solian/models/post.dart';
 import 'package:solian/providers/content/feed.dart';
-import 'package:solian/screens/feed.dart';
+import 'package:solian/screens/home.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/articles/article_action.dart';
 import 'package:solian/widgets/articles/article_owned_list.dart';
 import 'package:solian/widgets/posts/post_action.dart';
 import 'package:solian/widgets/posts/post_owned_list.dart';
-import 'package:solian/widgets/prev_page.dart';
 
 class DraftBoxScreen extends StatefulWidget {
   const DraftBoxScreen({super.key});
@@ -66,7 +65,6 @@ class _DraftBoxScreenState extends State<DraftBoxScreen> {
           title: AppBarTitle('draftBox'.tr),
           centerTitle: false,
           toolbarHeight: SolianTheme.toolbarHeight(context),
-          leading: const PrevPageButton(),
           actions: [
             FeedCreationButton(
               hideDraftBox: true,

lib/screens/home.dart

@@ -11,16 +11,15 @@ import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/current_state_action.dart';
 import 'package:solian/widgets/feed/feed_list.dart';
-import 'package:solian/widgets/drawer_button.dart' as drawer;
 
-class FeedScreen extends StatefulWidget {
+class HomeScreen extends StatefulWidget {
-  const FeedScreen({super.key});
+  const HomeScreen({super.key});
 
   @override
-  State<FeedScreen> createState() => _FeedScreenState();
+  State<HomeScreen> createState() => _HomeScreenState();
 }
 
-class _FeedScreenState extends State<FeedScreen> {
+class _HomeScreenState extends State<HomeScreen> {
   final PagingController<int, FeedRecord> _pagingController =
       PagingController(firstPageKey: 0);
 
@@ -60,11 +59,10 @@ class _FeedScreenState extends State<FeedScreen> {
           child: CustomScrollView(
             slivers: [
               SliverAppBar(
-                title: AppBarTitle('feed'.tr),
+                title: AppBarTitle('home'.tr),
                 centerTitle: false,
                 floating: true,
                 toolbarHeight: SolianTheme.toolbarHeight(context),
-                leading: const drawer.DrawerButton(),
                 actions: [
                   const BackgroundStateWidget(),
                   const NotificationButton(),

lib/screens/posts/post_detail.dart

@@ -3,7 +3,7 @@ import 'package:get/get.dart';
 import 'package:solian/exts.dart';
 import 'package:solian/models/post.dart';
 import 'package:solian/providers/content/feed.dart';
-import 'package:solian/widgets/centered_container.dart';
+import 'package:solian/widgets/sized_container.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 import 'package:solian/widgets/posts/post_replies.dart';
 

lib/screens/posts/post_editor.dart

@@ -12,7 +12,6 @@ import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/attachments/attachment_publish.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 import 'package:solian/widgets/feed/feed_tags_field.dart';
-import 'package:solian/widgets/prev_page.dart';
 import 'package:textfield_tags/textfield_tags.dart';
 import 'package:badges/badges.dart' as badges;
 
@@ -137,7 +136,6 @@ class _PostPublishScreenState extends State<PostPublishScreen> {
           title: AppBarTitle('postPublish'.tr),
           centerTitle: false,
           toolbarHeight: SolianTheme.toolbarHeight(context),
-          leading: const PrevPageButton(),
           actions: [
             TextButton(
               onPressed: _isBusy ? null : () => applyPost(),

lib/screens/realms.dart

@@ -11,7 +11,6 @@ import 'package:solian/theme.dart';
 import 'package:solian/widgets/account/signin_required_overlay.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/current_state_action.dart';
-import 'package:solian/widgets/drawer_button.dart' as drawer;
 
 class RealmListScreen extends StatefulWidget {
   const RealmListScreen({super.key});
@@ -80,7 +79,6 @@ class _RealmListScreenState extends State<RealmListScreen> {
                   title: AppBarTitle('realm'.tr),
                   centerTitle: false,
                   floating: true,
-                  leading: const drawer.DrawerButton(),
                   toolbarHeight: SolianTheme.toolbarHeight(context),
                   actions: [
                     const BackgroundStateWidget(),

lib/screens/realms/realm_organize.dart

@@ -7,7 +7,6 @@ import 'package:solian/providers/auth.dart';
 import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
-import 'package:solian/widgets/prev_page.dart';
 import 'package:uuid/uuid.dart';
 
 class RealmOrganizeArguments {
@@ -102,7 +101,6 @@ class _RealmOrganizeScreenState extends State<RealmOrganizeScreen> {
           title: AppBarTitle('realmOrganizing'.tr),
           centerTitle: false,
           toolbarHeight: SolianTheme.toolbarHeight(context),
-          leading: const PrevPageButton(),
           actions: [
             TextButton(
               onPressed: _isBusy ? null : () => applyRealm(),

lib/shells/basic_shell.dart

@@ -1,10 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:go_router/go_router.dart';
-import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
-import 'package:solian/widgets/prev_page.dart';
 import 'package:solian/widgets/sidebar/sidebar_placeholder.dart';
 
 class BasicShell extends StatelessWidget {
@@ -42,16 +40,12 @@ class BasicShell extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final canPop = AppRouter.instance.canPop();
-
     return Scaffold(
       appBar: showAppBar
           ? AppBar(
               title: AppBarTitle(state.topRoute?.name?.tr ?? 'page'.tr),
               centerTitle: false,
               toolbarHeight: SolianTheme.toolbarHeight(context),
-              leading: canPop ? const PrevPageButton() : null,
-              automaticallyImplyLeading: false,
             )
           : null,
       body: SolianTheme.isLargeScreen(context)

lib/shells/centered_shell.dart

@@ -1,10 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:go_router/go_router.dart';
-import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
-import 'package:solian/widgets/prev_page.dart';
 
 class CenteredShell extends StatelessWidget {
   final bool showAppBar;
@@ -20,16 +18,12 @@ class CenteredShell extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final canPop = AppRouter.instance.canPop();
-
     return Scaffold(
       appBar: showAppBar
           ? AppBar(
               title: AppBarTitle(state.topRoute?.name?.tr ?? 'page'.tr),
               centerTitle: false,
               toolbarHeight: SolianTheme.toolbarHeight(context),
-              leading: canPop ? const PrevPageButton() : null,
-              automaticallyImplyLeading: false,
             )
           : null,
       body: Center(

lib/shells/root_shell.dart

@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/navigation/app_navigation_drawer.dart';
-import 'package:solian/widgets/navigation/app_navigation_rail.dart';
 
 final GlobalKey<ScaffoldState> rootScaffoldKey = GlobalKey<ScaffoldState>();
 
@@ -32,14 +31,16 @@ class RootShell extends StatelessWidget {
 
     return Scaffold(
       key: rootScaffoldKey,
-      drawer: AppNavigationDrawer(
+      drawer: SolianTheme.isLargeScreen(context)
-        key: const ValueKey('navigation-drawer'),
+          ? null
-        routeName: routeName,
+          : AppNavigationDrawer(
-      ),
+              key: const ValueKey('navigation-drawer'),
+              routeName: routeName,
+            ),
       body: SolianTheme.isLargeScreen(context)
           ? Row(
               children: [
-                if (showNavigation) const AppNavigationRail(),
+                if (showNavigation) AppNavigationDrawer(routeName: routeName),
                 if (showNavigation)
                   const VerticalDivider(thickness: 0.3, width: 1),
                 Expanded(child: child),

lib/shells/title_shell.dart

@@ -1,11 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:go_router/go_router.dart';
-import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
-import 'package:solian/widgets/prev_page.dart' as prev;
-import 'package:solian/widgets/drawer_button.dart' as drawer;
 
 class TitleShell extends StatelessWidget {
   final bool showAppBar;
@@ -21,18 +18,12 @@ class TitleShell extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final canPop = AppRouter.instance.canPop();
-
     return Scaffold(
       appBar: showAppBar
           ? AppBar(
               title: AppBarTitle(state.topRoute?.name?.tr ?? 'page'.tr),
               centerTitle: false,
               toolbarHeight: SolianTheme.toolbarHeight(context),
-              leading: canPop
-                  ? const prev.PrevPageButton()
-                  : const drawer.DrawerButton(),
-              automaticallyImplyLeading: false,
             )
           : null,
       body: child,

lib/translations/en_us.dart

@@ -5,6 +5,7 @@ const messagesEnglish = {
   'next': 'Next',
   'reset': 'Reset',
   'page': 'Page',
+  'home': 'Home',
   'draft': 'Draft',
   'draftSave': 'Save',
   'draftBox': 'Draft Box',

lib/translations/zh_cn.dart

@@ -2,6 +2,7 @@ const simplifiedChineseMessages = {
   'done': '完成',
   'hide': '隐藏',
   'okay': '确认',
+  'home': '首页',
   'next': '下一步',
   'reset': '重置',
   'cancel': '取消',

lib/widgets/articles/article_list.dart

@@ -5,7 +5,7 @@ import 'package:solian/models/articles.dart';
 import 'package:solian/router.dart';
 import 'package:solian/widgets/articles/article_action.dart';
 import 'package:solian/widgets/articles/article_item.dart';
-import 'package:solian/widgets/centered_container.dart';
+import 'package:solian/widgets/sized_container.dart';
 
 class ArticleListWidget extends StatelessWidget {
   final bool isShowEmbed;

lib/widgets/drawer_button.dart

@@ -1,19 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:solian/shells/root_shell.dart';
-
-class DrawerButton extends StatelessWidget {
-  const DrawerButton({super.key});
-
-  void openDrawer() {
-    rootScaffoldKey.currentState!.openDrawer();
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return IconButton(
-      icon: const Icon(Icons.menu),
-      tooltip: MaterialLocalizations.of(context).openAppDrawerTooltip,
-      onPressed: openDrawer,
-    );
-  }
-}

lib/widgets/feed/feed_list.dart

@@ -4,7 +4,7 @@ import 'package:solian/models/articles.dart';
 import 'package:solian/models/feed.dart';
 import 'package:solian/models/post.dart';
 import 'package:solian/widgets/articles/article_list.dart';
-import 'package:solian/widgets/centered_container.dart';
+import 'package:solian/widgets/sized_container.dart';
 import 'package:solian/widgets/posts/post_list.dart';
 
 class FeedListWidget extends StatelessWidget {
@@ -28,7 +28,7 @@ class FeedListWidget extends StatelessWidget {
       pagingController: controller,
       builderDelegate: PagedChildBuilderDelegate<FeedRecord>(
         itemBuilder: (context, item, index) {
-          return CenteredContainer(
+          return SizedContainer(
             child: Builder(
               builder: (context) {
                 switch (item.type) {

lib/widgets/navigation/app_navigation.dart

@@ -4,9 +4,9 @@ import 'package:get/utils.dart';
 abstract class AppNavigation {
   static List<AppNavigationDestination> destinations = [
     AppNavigationDestination(
-      icon: const Icon(Icons.feed),
+      icon: const Icon(Icons.home),
-      label: 'feed'.tr,
+      label: 'home'.tr,
-      page: 'feed',
+      page: 'home',
     ),
     AppNavigationDestination(
       icon: const Icon(Icons.forum),
@@ -18,11 +18,6 @@ abstract class AppNavigation {
       label: 'realms'.tr,
       page: 'realms',
     ),
-    AppNavigationDestination(
-      icon: const Icon(Icons.account_circle),
-      label: 'account'.tr,
-      page: 'account',
-    ),
   ];
 
   static List<String> get destinationPages =>

lib/widgets/navigation/app_navigation_drawer.dart

@@ -20,7 +20,7 @@ class AppNavigationDrawer extends StatefulWidget {
 }
 
 class _AppNavigationDrawerState extends State<AppNavigationDrawer> {
-  int _selectedIndex = 0;
+  int? _selectedIndex = 0;
   AccountStatus? _accountStatus;
 
   void getStatus() async {
@@ -40,7 +40,11 @@ class _AppNavigationDrawerState extends State<AppNavigationDrawer> {
     final nameList = AppNavigation.destinations.map((x) => x.page).toList();
     final idx = nameList.indexOf(widget.routeName!);
 
-    _selectedIndex = idx != -1 ? idx : 0;
+    _selectedIndex = idx != -1 ? idx : null;
+  }
+
+  void closeDrawer() {
+    rootScaffoldKey.currentState!.closeDrawer();
   }
 
   @override
@@ -65,7 +69,7 @@ class _AppNavigationDrawerState extends State<AppNavigationDrawer> {
       onDestinationSelected: (idx) {
         setState(() => _selectedIndex = idx);
         AppRouter.instance.goNamed(AppNavigation.destinations[idx].page);
-        rootScaffoldKey.currentState!.closeDrawer();
+        closeDrawer();
       },
       children: [
         FutureBuilder(
@@ -75,67 +79,74 @@ class _AppNavigationDrawerState extends State<AppNavigationDrawer> {
               return const SizedBox();
             }
 
-            return Column(
+            return ListTile(
-              children: [
+              contentPadding: const EdgeInsets.symmetric(horizontal: 24),
-                ListTile(
+              title: Text(snapshot.data!.body['nick']),
-                  contentPadding: const EdgeInsets.symmetric(horizontal: 24),
+              subtitle: Builder(
-                  title: Text(snapshot.data!.body['nick']),
+                builder: (context) {
-                  subtitle: Builder(
+                  if (_accountStatus == null) {
-                    builder: (context) {
+                    return Text('loading'.tr);
-                      if (_accountStatus == null) {
+                  }
-                        return Text('loading'.tr);
+                  final info = StatusProvider.determineStatus(
-                      }
+                    _accountStatus!,
-                      final info = StatusProvider.determineStatus(
+                  );
+                  return Text(info.$3);
+                },
+              ),
+              leading: Builder(builder: (context) {
+                final badgeColor = _accountStatus != null
+                    ? StatusProvider.determineStatus(
                         _accountStatus!,
-                      );
+                      ).$2
-                      return Text(info.$3);
+                    : Colors.grey;
-                    },
-                  ),
-                  leading: Builder(builder: (context) {
-                    final badgeColor = _accountStatus != null
-                        ? StatusProvider.determineStatus(
-                            _accountStatus!,
-                          ).$2
-                        : Colors.grey;
 
-                    return badges.Badge(
+                return badges.Badge(
-                      showBadge: _accountStatus != null,
+                  showBadge: _accountStatus != null,
-                      badgeStyle: badges.BadgeStyle(badgeColor: badgeColor),
+                  badgeStyle: badges.BadgeStyle(badgeColor: badgeColor),
-                      position: badges.BadgePosition.bottomEnd(
+                  position: badges.BadgePosition.bottomEnd(
-                        bottom: 0,
+                    bottom: 0,
-                        end: -2,
+                    end: -2,
-                      ),
+                  ),
-                      child: AccountAvatar(
+                  child: AccountAvatar(
-                        content: snapshot.data!.body['avatar'],
+                    content: snapshot.data!.body['avatar'],
-                      ),
+                  ),
-                    );
+                );
-                  }),
+              }),
-                  onTap: () {
+              trailing: IconButton(
-                    showModalBottomSheet(
+                icon: const Icon(Icons.face_retouching_natural),
-                      useRootNavigator: true,
+                onPressed: () {
-                      context: context,
+                  showModalBottomSheet(
-                      builder: (context) => AccountStatusAction(
+                    useRootNavigator: true,
-                        currentStatus: _accountStatus!.status,
+                    context: context,
-                      ),
+                    builder: (context) => AccountStatusAction(
-                    ).then((val) {
+                      currentStatus: _accountStatus!.status,
-                      if (val == true) getStatus();
+                    ),
-                    });
+                  ).then((val) {
-                  },
+                    if (val == true) getStatus();
-                ),
+                  });
-                const Divider(thickness: 0.3, height: 1).paddingOnly(
+                },
-                  bottom: 16,
+              ),
-                  top: 8,
+              onTap: () {
-                ),
+                AppRouter.instance.goNamed('account');
-              ],
+                closeDrawer();
-            );
+              },
+            ).paddingOnly(top: 8);
           },
         ),
+        const Divider(thickness: 0.3, height: 1).paddingOnly(
+          bottom: 12,
+          top: 8,
+        ),
         ...AppNavigation.destinations.map(
           (e) => NavigationDrawerDestination(
             icon: e.icon,
             label: Text(e.label),
           ),
-        )
+        ),
+        const Divider(thickness: 0.3, height: 1).paddingOnly(
+          top: 12,
+          bottom: 8,
+        ),
       ],
     );
   }

lib/widgets/navigation/app_navigation_rail.dart

@@ -1,36 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:solian/router.dart';
-import 'package:solian/widgets/navigation/app_navigation.dart';
-
-class AppNavigationRail extends StatefulWidget {
-  const AppNavigationRail({super.key});
-
-  @override
-  State<AppNavigationRail> createState() => _AppNavigationRailState();
-}
-
-class _AppNavigationRailState extends State<AppNavigationRail> {
-  int _selectedIndex = 0;
-
-  @override
-  Widget build(BuildContext context) {
-    return NavigationRail(
-      destinations: AppNavigation.destinations
-          .map(
-            (e) => NavigationRailDestination(
-              icon: e.icon,
-              label: Text(e.label),
-            ),
-          )
-          .toList(),
-      groupAlignment: 0,
-      labelType: NavigationRailLabelType.all,
-      selectedIndex: _selectedIndex,
-      onDestinationSelected: (idx) {
-        setState(() => _selectedIndex = idx);
-        AppRouter.instance
-            .pushReplacementNamed(AppNavigation.destinations[idx].page);
-      },
-    );
-  }
-}

lib/widgets/posts/post_list.dart

@@ -3,7 +3,7 @@ import 'package:get/get.dart';
 import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
 import 'package:solian/models/post.dart';
 import 'package:solian/router.dart';
-import 'package:solian/widgets/centered_container.dart';
+import 'package:solian/widgets/sized_container.dart';
 import 'package:solian/widgets/posts/post_action.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 

lib/widgets/prev_page.dart

@@ -1,19 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:solian/router.dart';
-
-class PrevPageButton extends StatelessWidget {
-  const PrevPageButton({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return IconButton(
-      icon: const Icon(Icons.arrow_back),
-      tooltip: MaterialLocalizations.of(context).backButtonTooltip,
-      onPressed: () {
-        if (AppRouter.instance.canPop()) {
-          AppRouter.instance.pop();
-        }
-      },
-    );
-  }
-}

lib/widgets/sized_container.dart

@@ -1,5 +1,27 @@
 import 'package:flutter/material.dart';
 
+class SizedContainer extends StatelessWidget {
+  final Widget child;
+  final double maxWidth;
+
+  const SizedContainer({
+    super.key,
+    required this.child,
+    this.maxWidth = 720,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Align(
+      alignment: Alignment.centerLeft,
+      child: Container(
+        constraints: BoxConstraints(maxWidth: maxWidth),
+        child: child,
+      ),
+    );
+  }
+}
+
 class CenteredContainer extends StatelessWidget {
   final Widget child;
   final double maxWidth;